SciShow Kids
Make Your Own Sundial!
Squeaks broke his watch! Luckily Jessi knows of a handy way to tell time, with a sundial!
Curated Video
Jai Singh
How Maharaja Jai Singh used scale to build and enhance the accuracy of his giant astronomical sundials. Maths - History Of Maths A Twig Math Film. Reinforce and extend the learning required by the curriculum. Twig’s context films show...